Sewer 管道有凹陷，grease堆积，经常要通下水道，我看也算大坑。

来源: lawattaction 于 2023-04-09 07:29:01 [旧帖] [给我悄悄话] 本文已被阅读：次

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Sewer 管道 有凹陷，grease堆积，经常要通下水道，我看也算大坑。